Added end to end test suite and test for issue #99
Fixed identation
Updated Travis CI config to run e2e tests
Added assert messages
More tests
Merge branch 'next' of https://github.com/lhorie/mithril.js into e2e_tests
Merge pull request #105 from pistolero/e2e_tests

Added end to end test suite and test for issue #99
clarify controller in guide